Drools（JBoss Rules ）具有一个易于访问企业策略、易于调整以及易于管理的开源业务规则引擎，符合业内标准，速度快、效率高。业务分析师或审核人员可以利用它轻松查看业务规则，从而检验是否已编码的规则执行了所需的业务规则。

　　JBoss Rules 的前身是Codehaus的一个开源项目叫Drools。最近被纳入JBoss门下，更名为JBoss Rules，成为了JBoss应用服务器的规则引擎。

　　Drools是为Java量身定制的基于Charles Forgy的RETE算法的规则引擎的实现。具有了OO接口的RETE,使得商业规则有了更自然的表达。-Drools (JBoss Rules) has an easy access to corporate strategies, easy to adjust and easy to manage open source business rules engine, consistent with industry standards, speed and efficiency. Business analysts or auditors can use it to easily view business rules, which test whether the implementation of the required encoding rules business rules. JBoss Rules is the successor Codehaus is an open source project called Drools. Recently been incorporated into JBoss Ha, changed its name to JBoss Rules, JBoss application server has become the rule engine. Drools is a Java customized algorithm based on Charles Forgy' s RETE rules engine implementation. With the OO interface RETE, so business rules have a more natural expression.